| 释义 |
smokeless powder
noun
: any of a class of propellants that produce less smoke on explosion than black powder, that typically consist of gelatinized cellulose nitrates either alone or mixed with nitroglycerin or other ingredients, and that are produced in various forms (as solid and perforated cylindrical grains for military use or as flakes and pellets for sporting use) but not in powder form — compare gunpowder |